Subroutine in the programming
Describe the number of ways that an argument is passed to a subroutine in the programming?
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The argument can be passed in two ways in the programming language. They are Pass by Value and Passing by Reference.
Passing by value: This process copies the value of an argument to the formal parameter of the subroutine.
Passing by reference: In this process, a reference to an argument (not the value of argument) is passed to the parameter.
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What are Literals and also state their respective types?
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Default initial value: It is the default value of any variable not explicitly initialized whenever it is declared. The fields of numeric primitive types contain the value zero by default, Boolean variables encompass the value false, char variables enc
Hexadecimal: Number representation in hexadecimal is base 16. In base 16, the digits 0-9 and the letters A to F are utilized. A symbolizes 10 (base 10), B symbolizes 11 (base 10), and so forth. Digit positions symbolize successive pow
Native method: In native method, the method is written in a language other than Java, however accessible to a Java program. Native methods are far away from the scope of this definition.
Unnamed package: All classes defined in the files without a package declaration are placed in an unnamed package.
Create an applet that bounces a blue ball inside an applet using Thread. The ball (diameter is 10) will start at position (0,0). When the ball hits the edge of the applet, the ball should bounce off the edge at a randomly selected angle between 20 and 60 d
Inheritance hierarchy: The relationship among super-classes and sub-classes is termed as an inheritance hierarchy. The single inheritance of classes means that each and every class has simply a single `parent' class and that Object class is the eventu
Singleton pattern: It is a pattern which permits us to make sure that only a single instance of a specific class exists at any one time. Such an instance is termed as singleton. The pattern can as well be employed whenever instances would have no excl
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